Round|Natural|GIA

1.58ct M SI1 Round Natural Diamond

VG • M/SI1 • GIA 1478296138

Certificate GIA 1478296138

Diamond specifications and retailer prices

From $4,098 USD
As of November 4, 2026
Save $4,577 USD (53%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,675 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.58ct natural round diamond

This 1.58ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1478296138. Listed at 9 retailers as of November 4, 2026, with prices from $4,098 to $8,675, a $4,577 spread on the same certified stone. NZ Jewellers lists it at $8,675. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.58
Carat
M
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1478296138
Dimensions7.28 × 7.26 × 4.67 mm
L/W Ratio1.00
Top View
7.28 mm7.26 mm1.58 ctM / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1478296138
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $8,675 USD|Low: $3,617 USD|High: $8,675 USD|Avg: $5,218 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$3,617 USD
Retailer 7$4,098 USD
Retailer 12$4,196 USD
Retailer 6$4,435 USD
Retailer 8$4,699 USD
Retailer 9$4,699 USD
Retailer 11$4,699 USD
Retailer 10$5,422 USD
Retailer 3$5,554 USD
Retailer 5$5,824 USD
Retailer 2$6,328 USD
NZ Jewellers$8,675 USD

26 data points across 12 retailers

9 retailers$4,098 USD to $8,675 USD

B
Cheapest Retailer
-
$4,098 USD
B
Retailer 2
-
$4,435 USD
View
B
Retailer 3
-
$4,699 USD
View
Retailer 4
-
$4,699 USD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$4,699 USD
View
B
Retailer 6
-
$5,422 USD
View
B
Retailer 7
-
$5,824 USD
View
B
Retailer 8
-
$6,328 USD
View
Most Expensive
C
NZ Jewellers
34de757d-7c3a-4b3b-a904-7ad3c7ae5d67 · Nov 5
$8,675 USD
View
8 more retailers have this diamond
Prices start from $4,098 USDSave up to $4,577 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.58ct Round
$4,098 USD